Features:_x000D_High-quality material: This track toy is made of high-quality material, the surfaces is round and smoothing, safe for children, very suitable for children to play._x000D_DIY assembled electric car: Each puzzle track set can be assembled with any combination of various puzzle modes, and can be freely disassembled to assemble the track mode you want._x000D_Educational Puzzle: On the sot puzzle board, there are indicating numbers on the back of each board to help children create their own layout schemes. With different brain challenges._x000D_Early Learning Educational Toys: Help kids think about track direction, shape and assembly. Develop hand-eye coordination, logical thinking, creativity, color and shape recognition, spatial imagination._x000D_Great Gift: This track toy is a great gift for kids on Christmas, Thanksgiving, Birthday, Children39;s Day and other festivals. _x000D_ _x000D_Notice:_x000D_1.Actual color may be slightly different from the image due to different light effect_x000D_2.Please allow 1-3cm deviation due to manual measurementMaterial: plastic and electronic components_x000D_Applicable age: 3 years old and above_x000D_Power supply: 1 AAA battery not included_x000D_5PCS Packing Size: 24*5*16cm_x000D_15PCS Packing Size: 27*5*19cm_x000D_25PCS Packing Size: 30*5*22cmPackage List:_x000D_5pcs15pcs25pcs x Jigsaw Track Toys